my father(67yrs) 2 days before had a cerebral venus thrombosis,now feel difficulty in speech .he can express his feelings with out difficulty but some words cannot memorise ,His medication is edaravne inj,epilive tablets,citalopram tablets, piracetam 800mg.and amlopress tab ,telmisartan tab 40mg,and atorovastatin 20mg ,ecospirin tab,DR not yet started anti coagulants,Today morning he feel difficulty in catching things with his right hand.please suggest the prognosis ,